Another deal that sparked security concerns, but went through regardless was the controversial October 2015, $506 million. sale of the Port of Darwin by The Northern Territory Government to China’s Landbridge on a 99-year lease.

The proposed list is the latest in a string of new rules around foreign investment in Australia.

Under the tougher regulations an agricultural land foreign ownership register was established and the Foreign Investment Review Board will now screen direct interests in agribusinesses valued at $55 million or more.

Today Attorney-General Geor­ge Brandis will unveil the Critical Infrastructure Centre, which will assess assets in the power, ports and water sectors, as well as their cyber operations.

He says the centre will enable a more “co-ordinated and proactive approach” to managing critical infrastruct­ure, as well as provide “a consolidated picture of the ownership of nationally important assets across the country, their associated risks, and how these can be best managed”.